World since 1453 : e- References

Oxford English Dictionary

The OED is the definitive record of the English language, featuring 600,000 words, 3 million quotations, and over 1,000 years of English.

Cambridge English

Online access to Cambridge Advanced Learner's Dictionary and some other dictionaries published by Cambridge University Press.

Merriam-Webster Online Dictionary and Thesaurus

Large general dictionary available online.The Merriam-Webster Online Dictionary is based on the print version of Merriam-Webster's Collegiate® Dictionary, Eleventh Edition. The online dictionary includes the main A-Z listing of the Collegiate Dictionary, as well as the Abbreviations, Foreign Words and Phrases, Biographical Names, and Geographical Names sections of that book.

Thesaurus.com

The thesaurus that appears on this site is Roget’s II:The New Thesaurus. Thesaurus.com is produced by Dictionary.com. To use the thesaurus, simply type a word in the gold search box and click the 'Search' button. A list of synonyms and antonyms will be returned.

Britannica Online Academic Edition

Online version of the Encyclopaedia Brittanica. Use this powerful resource to search or browse for information in encyclopedias, magazines, videos, and Web sites.

Highbeam Encyclopedia

Searches a collection of free encyclopedias and other reference works on the internet. HighBeam Encyclopedia provides current and archived articles from more than 3,500 credible reference works and publications, including newspapers, journals, and magazines. Searching our site allows you to find the exact article you’re searching for in our online research archive of more than 60 million Web articles. This article archive search is perfect for students looking for homework help, educators wanting to keep up with current information, and businesspeople looking to gain an edge.